* 15 years working with Java technologies with many projects and customers worldwide. * 10 years working as a Team Leader, Technical Leader and 5 years as a Solution Architect for Java projects.* 1 year in the USA working closely with business customers and reporting to the Delivery Manager.* Support sales representatives in the pre-sale phase with the proposal for technical solutions, case studies, and estimation.* Find solutions for technical problems, design project architecture, support team in solving difficult issues, and make sure all teams follow the predefined architecture* Write technical documents, architecture design (ADD), guidelines & technical policy checklist* Design and implement API services to comply with security standards* Worked with multinational customers to clarify the requirements and transfer them to the development team.* Perform overall code review and provide guidelines about best practices for team members.* Experience with migrating applications from the legacy system to the new system without affecting the current system.* Ensuring the quality of products, and supporting team members as a project manager / technical leader.* Hard-working, careful, and responsible work.* Founder of a blog about Java programming, helping people working with Java language.